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Mirrors > Home > MPE Home > Th. List > pi1blem | Structured version Visualization version GIF version |
Description: Lemma for pi1buni 24184. (Contributed by Mario Carneiro, 10-Jul-2015.) |
Ref | Expression |
---|---|
pi1val.g | ⊢ 𝐺 = (𝐽 π1 𝑌) |
pi1val.1 | ⊢ (𝜑 → 𝐽 ∈ (TopOn‘𝑋)) |
pi1val.2 | ⊢ (𝜑 → 𝑌 ∈ 𝑋) |
pi1val.o | ⊢ 𝑂 = (𝐽 Ω1 𝑌) |
pi1bas.b | ⊢ (𝜑 → 𝐵 = (Base‘𝐺)) |
pi1bas.k | ⊢ (𝜑 → 𝐾 = (Base‘𝑂)) |
Ref | Expression |
---|---|
pi1blem | ⊢ (𝜑 → ((( ≃ph‘𝐽) “ 𝐾) ⊆ 𝐾 ∧ 𝐾 ⊆ (II Cn 𝐽))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | vex 3434 | . . . . 5 ⊢ 𝑥 ∈ V | |
2 | 1 | elima 5971 | . . . 4 ⊢ (𝑥 ∈ (( ≃ph‘𝐽) “ 𝐾) ↔ ∃𝑦 ∈ 𝐾 𝑦( ≃ph‘𝐽)𝑥) |
3 | simpr 484 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑦( ≃ph‘𝐽)𝑥) → 𝑦( ≃ph‘𝐽)𝑥) | |
4 | isphtpc 24138 | . . . . . . . . 9 ⊢ (𝑦( ≃ph‘𝐽)𝑥 ↔ (𝑦 ∈ (II Cn 𝐽) ∧ 𝑥 ∈ (II Cn 𝐽) ∧ (𝑦(PHtpy‘𝐽)𝑥) ≠ ∅)) | |
5 | 3, 4 | sylib 217 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑦( ≃ph‘𝐽)𝑥) → (𝑦 ∈ (II Cn 𝐽) ∧ 𝑥 ∈ (II Cn 𝐽) ∧ (𝑦(PHtpy‘𝐽)𝑥) ≠ ∅)) |
6 | 5 | adantrl 712 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦 ∈ (II Cn 𝐽) ∧ 𝑥 ∈ (II Cn 𝐽) ∧ (𝑦(PHtpy‘𝐽)𝑥) ≠ ∅)) |
7 | 6 | simp2d 1141 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → 𝑥 ∈ (II Cn 𝐽)) |
8 | phtpc01 24140 | . . . . . . . . 9 ⊢ (𝑦( ≃ph‘𝐽)𝑥 → ((𝑦‘0) = (𝑥‘0) ∧ (𝑦‘1) = (𝑥‘1))) | |
9 | 8 | ad2antll 725 | . . . . . . . 8 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → ((𝑦‘0) = (𝑥‘0) ∧ (𝑦‘1) = (𝑥‘1))) |
10 | 9 | simpld 494 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦‘0) = (𝑥‘0)) |
11 | pi1val.o | . . . . . . . . . . 11 ⊢ 𝑂 = (𝐽 Ω1 𝑌) | |
12 | pi1val.1 | . . . . . . . . . . 11 ⊢ (𝜑 → 𝐽 ∈ (TopOn‘𝑋)) | |
13 | pi1val.2 | . . . . . . . . . . 11 ⊢ (𝜑 → 𝑌 ∈ 𝑋) | |
14 | pi1bas.k | . . . . . . . . . . 11 ⊢ (𝜑 → 𝐾 = (Base‘𝑂)) | |
15 | 11, 12, 13, 14 | om1elbas 24176 | . . . . . . . . . 10 ⊢ (𝜑 → (𝑦 ∈ 𝐾 ↔ (𝑦 ∈ (II Cn 𝐽) ∧ (𝑦‘0) = 𝑌 ∧ (𝑦‘1) = 𝑌))) |
16 | 15 | biimpa 476 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝐾) → (𝑦 ∈ (II Cn 𝐽) ∧ (𝑦‘0) = 𝑌 ∧ (𝑦‘1) = 𝑌)) |
17 | 16 | adantrr 713 | . . . . . . . 8 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦 ∈ (II Cn 𝐽) ∧ (𝑦‘0) = 𝑌 ∧ (𝑦‘1) = 𝑌)) |
18 | 17 | simp2d 1141 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦‘0) = 𝑌) |
19 | 10, 18 | eqtr3d 2781 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑥‘0) = 𝑌) |
20 | 9 | simprd 495 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦‘1) = (𝑥‘1)) |
21 | 17 | simp3d 1142 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦‘1) = 𝑌) |
22 | 20, 21 | eqtr3d 2781 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑥‘1) = 𝑌) |
23 | 11, 12, 13, 14 | om1elbas 24176 | . . . . . . 7 ⊢ (𝜑 → (𝑥 ∈ 𝐾 ↔ (𝑥 ∈ (II Cn 𝐽) ∧ (𝑥‘0) = 𝑌 ∧ (𝑥‘1) = 𝑌))) |
24 | 23 | adantr 480 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑥 ∈ 𝐾 ↔ (𝑥 ∈ (II Cn 𝐽) ∧ (𝑥‘0) = 𝑌 ∧ (𝑥‘1) = 𝑌))) |
25 | 7, 19, 22, 24 | mpbir3and 1340 | . . . . 5 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → 𝑥 ∈ 𝐾) |
26 | 25 | rexlimdvaa 3215 | . . . 4 ⊢ (𝜑 → (∃𝑦 ∈ 𝐾 𝑦( ≃ph‘𝐽)𝑥 → 𝑥 ∈ 𝐾)) |
27 | 2, 26 | syl5bi 241 | . . 3 ⊢ (𝜑 → (𝑥 ∈ (( ≃ph‘𝐽) “ 𝐾) → 𝑥 ∈ 𝐾)) |
28 | 27 | ssrdv 3931 | . 2 ⊢ (𝜑 → (( ≃ph‘𝐽) “ 𝐾) ⊆ 𝐾) |
29 | simp1 1134 | . . . 4 ⊢ ((𝑥 ∈ (II Cn 𝐽) ∧ (𝑥‘0) = 𝑌 ∧ (𝑥‘1) = 𝑌) → 𝑥 ∈ (II Cn 𝐽)) | |
30 | 23, 29 | syl6bi 252 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐾 → 𝑥 ∈ (II Cn 𝐽))) |
31 | 30 | ssrdv 3931 | . 2 ⊢ (𝜑 → 𝐾 ⊆ (II Cn 𝐽)) |
32 | 28, 31 | jca 511 | 1 ⊢ (𝜑 → ((( ≃ph‘𝐽) “ 𝐾) ⊆ 𝐾 ∧ 𝐾 ⊆ (II Cn 𝐽))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 395 ∧ w3a 1085 = wceq 1541 ∈ wcel 2109 ≠ wne 2944 ∃wrex 3066 ⊆ wss 3891 ∅c0 4261 class class class wbr 5078 “ cima 5591 ‘cfv 6430 (class class class)co 7268 0cc0 10855 1c1 10856 Basecbs 16893 TopOnctopon 22040 Cn ccn 22356 IIcii 24019 PHtpycphtpy 24112 ≃phcphtpc 24113 Ω1 comi 24145 π1 cpi1 24147 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1801 ax-4 1815 ax-5 1916 ax-6 1974 ax-7 2014 ax-8 2111 ax-9 2119 ax-10 2140 ax-11 2157 ax-12 2174 ax-ext 2710 ax-rep 5213 ax-sep 5226 ax-nul 5233 ax-pow 5291 ax-pr 5355 ax-un 7579 ax-cnex 10911 ax-resscn 10912 ax-1cn 10913 ax-icn 10914 ax-addcl 10915 ax-addrcl 10916 ax-mulcl 10917 ax-mulrcl 10918 ax-mulcom 10919 ax-addass 10920 ax-mulass 10921 ax-distr 10922 ax-i2m1 10923 ax-1ne0 10924 ax-1rid 10925 ax-rnegex 10926 ax-rrecex 10927 ax-cnre 10928 ax-pre-lttri 10929 ax-pre-lttrn 10930 ax-pre-ltadd 10931 ax-pre-mulgt0 10932 ax-pre-sup 10933 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1544 df-fal 1554 df-ex 1786 df-nf 1790 df-sb 2071 df-mo 2541 df-eu 2570 df-clab 2717 df-cleq 2731 df-clel 2817 df-nfc 2890 df-ne 2945 df-nel 3051 df-ral 3070 df-rex 3071 df-reu 3072 df-rmo 3073 df-rab 3074 df-v 3432 df-sbc 3720 df-csb 3837 df-dif 3894 df-un 3896 df-in 3898 df-ss 3908 df-pss 3910 df-nul 4262 df-if 4465 df-pw 4540 df-sn 4567 df-pr 4569 df-tp 4571 df-op 4573 df-uni 4845 df-iun 4931 df-br 5079 df-opab 5141 df-mpt 5162 df-tr 5196 df-id 5488 df-eprel 5494 df-po 5502 df-so 5503 df-fr 5543 df-we 5545 df-xp 5594 df-rel 5595 df-cnv 5596 df-co 5597 df-dm 5598 df-rn 5599 df-res 5600 df-ima 5601 df-pred 6199 df-ord 6266 df-on 6267 df-lim 6268 df-suc 6269 df-iota 6388 df-fun 6432 df-fn 6433 df-f 6434 df-f1 6435 df-fo 6436 df-f1o 6437 df-fv 6438 df-riota 7225 df-ov 7271 df-oprab 7272 df-mpo 7273 df-om 7701 df-1st 7817 df-2nd 7818 df-frecs 8081 df-wrecs 8112 df-recs 8186 df-rdg 8225 df-1o 8281 df-er 8472 df-map 8591 df-en 8708 df-dom 8709 df-sdom 8710 df-fin 8711 df-sup 9162 df-inf 9163 df-pnf 10995 df-mnf 10996 df-xr 10997 df-ltxr 10998 df-le 10999 df-sub 11190 df-neg 11191 df-div 11616 df-nn 11957 df-2 12019 df-3 12020 df-4 12021 df-5 12022 df-6 12023 df-7 12024 df-8 12025 df-9 12026 df-n0 12217 df-z 12303 df-uz 12565 df-q 12671 df-rp 12713 df-xneg 12830 df-xadd 12831 df-xmul 12832 df-icc 13068 df-fz 13222 df-seq 13703 df-exp 13764 df-cj 14791 df-re 14792 df-im 14793 df-sqrt 14927 df-abs 14928 df-struct 16829 df-slot 16864 df-ndx 16876 df-base 16894 df-plusg 16956 df-tset 16962 df-topgen 17135 df-psmet 20570 df-xmet 20571 df-met 20572 df-bl 20573 df-mopn 20574 df-top 22024 df-topon 22041 df-bases 22077 df-cn 22359 df-ii 24021 df-htpy 24114 df-phtpy 24115 df-phtpc 24136 df-om1 24150 |
This theorem is referenced by: pi1buni 24184 pi1bas3 24187 pi1addf 24191 pi1addval 24192 pi1grplem 24193 |
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